Element block pseudo-element :before generated with transition display block height auto border-radius font-size 16px line-height 1 padding 20px overflow hidden width 160px border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto cursor default font-weight normal box-sizing content-box transform margin 0px background float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) position static